ashaleecrooks13341 ashaleecrooks13341

09-01-2024
Physics

contestada

In a series LCR circuit, at the frequencies f1 and f2 of AC source, the current amplitude falls to 1/√2 of the current amplitude at resonance. Then the value of f2−f1 is
A. R/2πL
B. R/L
C. R/πL
D. R/π²L

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